I gave two presentations about Gearman at the Linux.conf.au. As part of the preparation for these talks, I created several sample applications. One of them, about remote replication administration, I will cover in a separate post. The most amazing one, which I cover here, is a quick and painless solution for multiple level crosstabs in MySQL.
Some background is needed. Crosstabs (also called data cubes or pivot tables, have been one of my favorite hacks for long time. In 2001 I wrote an article about a simple [Read more...]
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